(function($) {

$.fn.annotatevideo = function(options) {

    // build main options before element iteration
    var opts = $.extend({}, $.fn.annotatevideo.defaults, options);
    // iterate and reformat each matched element
    return this.each(function() {
        
        if (!opts.elem){   
            opts.elem = opts.$link.attr('href',opts.uri).text(opts.uri).hide().insertAfter(this);
        }

        function f(){

            // inverse of: this.currentTime >= opts.start
            if (this.currentTime < opts.start) return;

            if (this.currentTime >= opts.stop){
                if (f.stopped) return;
                f.stopped = true;
                f.started = false;
                 $(this).trigger('hide.annotate',{elem: opts.elem});
                return opts.elem.hide();
            }

            $(this).trigger('update.annotate',{time:this.currentTime});
           
            if (f.started) return;
            
            f.started = true;
            opts.elem.show();
            $(this).trigger('show.annotate',{elem: opts.elem, start: opts.start, stop : opts.stop});
        
        } // eo f()

        $(this).filter('audio,video')
            .bind('timeupdate',f)
            .bind('pause stop play',function(){    
                opts.elem.hide(); f.started = false; f.stopped=false;
        });
        
    }); // this.each
}; // $.fn.annotatevideo

  $.fn.annotatevideo.defaults = {
      start : 0,
      stop   : Infinity,
      $link  : $('<a>'),
      uri   : 'http://yayquery.com',
      elem  : undefined
  };

})(jQuery);


/*
 * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
 *
 * Uses the built in easing capabilities added In jQuery 1.1
 * to offer multiple easing options
 *
 * TERMS OF USE - jQuery Easing
 * 
 * Open source under the BSD License. 
 * 
 * Copyright © 2008 George McGinley Smith
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this list of 
 * conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, this list 
 * of conditions and the following disclaimer in the documentation and/or other materials 
 * provided with the distribution.
 * 
 * Neither the name of the author nor the names of contributors may be used to endorse 
 * or promote products derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 *  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 
 * OF THE POSSIBILITY OF SUCH DAMAGE. 
 *
*/

// t: current time, b: begInnIng value, c: change In value, d: duration
jQuery.easing['jswing'] = jQuery.easing['swing'];

jQuery.extend( jQuery.easing,
{
	def: 'easeOutQuad',
	swing: function (x, t, b, c, d) {
		//alert(jQuery.easing.default);
		return jQuery.easing[jQuery.easing.def](x, t, b, c, d);
	},
	easeInQuad: function (x, t, b, c, d) {
		return c*(t/=d)*t + b;
	},
	easeOutQuad: function (x, t, b, c, d) {
		return -c *(t/=d)*(t-2) + b;
	},
	easeInOutQuad: function (x, t, b, c, d) {
		if ((t/=d/2) < 1) return c/2*t*t + b;
		return -c/2 * ((--t)*(t-2) - 1) + b;
	},
	easeInCubic: function (x, t, b, c, d) {
		return c*(t/=d)*t*t + b;
	},
	easeOutCubic: function (x, t, b, c, d) {
		return c*((t=t/d-1)*t*t + 1) + b;
	},
	easeInOutCubic: function (x, t, b, c, d) {
		if ((t/=d/2) < 1) return c/2*t*t*t + b;
		return c/2*((t-=2)*t*t + 2) + b;
	},
	easeInQuart: function (x, t, b, c, d) {
		return c*(t/=d)*t*t*t + b;
	},
	easeOutQuart: function (x, t, b, c, d) {
		return -c * ((t=t/d-1)*t*t*t - 1) + b;
	},
	easeInOutQuart: function (x, t, b, c, d) {
		if ((t/=d/2) < 1) return c/2*t*t*t*t + b;
		return -c/2 * ((t-=2)*t*t*t - 2) + b;
	},
	easeInQuint: function (x, t, b, c, d) {
		return c*(t/=d)*t*t*t*t + b;
	},
	easeOutQuint: function (x, t, b, c, d) {
		return c*((t=t/d-1)*t*t*t*t + 1) + b;
	},
	easeInOutQuint: function (x, t, b, c, d) {
		if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
		return c/2*((t-=2)*t*t*t*t + 2) + b;
	},
	easeInSine: function (x, t, b, c, d) {
		return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
	},
	easeOutSine: function (x, t, b, c, d) {
		return c * Math.sin(t/d * (Math.PI/2)) + b;
	},
	easeInOutSine: function (x, t, b, c, d) {
		return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
	},
	easeInExpo: function (x, t, b, c, d) {
		return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b;
	},
	easeOutExpo: function (x, t, b, c, d) {
		return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b;
	},
	easeInOutExpo: function (x, t, b, c, d) {
		if (t==0) return b;
		if (t==d) return b+c;
		if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
		return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
	},
	easeInCirc: function (x, t, b, c, d) {
		return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b;
	},
	easeOutCirc: function (x, t, b, c, d) {
		return c * Math.sqrt(1 - (t=t/d-1)*t) + b;
	},
	easeInOutCirc: function (x, t, b, c, d) {
		if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b;
		return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b;
	},
	easeInElastic: function (x, t, b, c, d) {
		var s=1.70158;var p=0;var a=c;
		if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
		if (a < Math.abs(c)) { a=c; var s=p/4; }
		else var s = p/(2*Math.PI) * Math.asin (c/a);
		return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
	},
	easeOutElastic: function (x, t, b, c, d) {
		var s=1.70158;var p=0;var a=c;
		if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
		if (a < Math.abs(c)) { a=c; var s=p/4; }
		else var s = p/(2*Math.PI) * Math.asin (c/a);
		return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
	},
	easeInOutElastic: function (x, t, b, c, d) {
		var s=1.70158;var p=0;var a=c;
		if (t==0) return b;  if ((t/=d/2)==2) return b+c;  if (!p) p=d*(.3*1.5);
		if (a < Math.abs(c)) { a=c; var s=p/4; }
		else var s = p/(2*Math.PI) * Math.asin (c/a);
		if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
		return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
	},
	easeInBack: function (x, t, b, c, d, s) {
		if (s == undefined) s = 1.70158;
		return c*(t/=d)*t*((s+1)*t - s) + b;
	},
	easeOutBack: function (x, t, b, c, d, s) {
		if (s == undefined) s = 1.70158;
		return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
	},
	easeInOutBack: function (x, t, b, c, d, s) {
		if (s == undefined) s = 1.70158; 
		if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
		return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
	},
	easeInBounce: function (x, t, b, c, d) {
		return c - jQuery.easing.easeOutBounce (x, d-t, 0, c, d) + b;
	},
	easeOutBounce: function (x, t, b, c, d) {
		if ((t/=d) < (1/2.75)) {
			return c*(7.5625*t*t) + b;
		} else if (t < (2/2.75)) {
			return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
		} else if (t < (2.5/2.75)) {
			return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
		} else {
			return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
		}
	},
	easeInOutBounce: function (x, t, b, c, d) {
		if (t < d/2) return jQuery.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b;
		return jQuery.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b;
	}
});

/*
 *
 * TERMS OF USE - EASING EQUATIONS
 * 
 * Open source under the BSD License. 
 * 
 * Copyright © 2001 Robert Penner
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this list of 
 * conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright notice, this list 
 * of conditions and the following disclaimer in the documentation and/or other materials 
 * provided with the distribution.
 * 
 * Neither the name of the author nor the names of contributors may be used to endorse 
 * or promote products derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *  COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 *  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 *  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 
 * OF THE POSSIBILITY OF SUCH DAMAGE. 
 *
 */



/**
 * Modded animate() for jQuery
 * ---------------------------
 * Allows you to specify additional easing functions on
 * a per-property basis, E.g.
 *    $().animate({
 *       left: 200,
 *       top: [200, 'easeOutBounce']
 *    });
 * ---------------------------
 * @author James Padolsey
 * @info 
 */



 /*  */
jQuery.fn.animate = (function(_anim){
    
    var jQEasing = jQuery.easing;
    
    return function(prop, duration, easing, callback) {
        
        var props = {}, optall, i, hasEaser = false;
        
        for ( i in prop ) {
            if ( jQuery.isArray(prop[i]) ) {
                hasEaser = true;
                props[i] = prop[i][1];
                prop[i] = prop[i][0];
            }
        }
        
        opt = jQuery.speed(duration, easing, callback);
        
        if (hasEaser) {
        
            opt.step = (function(_step){
                return function(now, fx) {
                    var end = fx.end, easeFn;
                    if ( easeFn = props[fx.prop] ) {
                        fx.now = jQEasing[easeFn]( now/end, now, 0, end, end );
                    }
                    _step && _step.call( fx.elem, fx.now, fx );
                };
            })(opt.step);
            
        }
        
        opt.complete = opt.old || callback || jQuery.isFunction(easing) && easing;
        
        return _anim.call( this, prop, opt );
        
    };
    
})(jQuery.fn.animate);


/*  */


/*!
 * jQuery replaceText - v1.1 - 11/21/2009
 * http://benalman.com/projects/jquery-replacetext-plugin/
 * 
 * Copyright (c) 2009 "Cowboy" Ben Alman
 * Dual licensed under the MIT and GPL licenses.
 * http://benalman.com/about/license/
 */

// Project Home - http://benalman.com/projects/jquery-replacetext-plugin/
//  jQuery('selector').replaceText( search, replace [, text_only ] );
  
$.fn.replaceText = function( search, replace, text_only ) {
    return this.each(function(){
      var node = this.firstChild,
        val,
        new_val,
        
        // Elements to be removed at the end.
        remove = [];
      
      // Only continue if firstChild exists.
      if ( node ) {
        
        // Loop over all childNodes.
        do {
          
          // Only process text nodes.
          if ( node.nodeType === 3 ) {
            
            // The original node value.
            val = node.nodeValue;
            
            // The new value.
            new_val = val.replace( search, replace );
            
            // Only replace text if the new value is actually different!
            if ( new_val !== val ) {
              
              if ( !text_only && /</.test( new_val ) ) {
                // The new value contains HTML, set it in a slower but far more
                // robust way.
                $(node).before( new_val );
                
                // Don't remove the node yet, or the loop will lose its place.
                remove.push( node );
              } else {
                // The new value contains no HTML, so it can be set in this
                // very fast, simple way.
                node.nodeValue = new_val;
              }
            }
          }
          
        } while ( node = node.nextSibling );
      }
      
      // Time to remove those elements!
      remove.length && $(remove).remove();
    });
};  
  


function bouncyball(data){
    
    var spans = $('span.word:visible'),
        height= spans.height(),
        stops = spans.map(function(){
            return {left: $(this).position().left + $(this).width()/2, 
              top: $(this).position().top };
         }).get();
    
    $.easing.ball = function (x, t, b, c, d,s) {
        
        
    	// this is the best i got:
    	//  (Math.sin(t/d*Math.PI)*-height*1/x) + c*b + 100;	
    		
        var ret = (Math.sin(t/d*Math.PI)*-height) + b;
       //console.log(arguments, ret)
       	return ret;
    }
    
    var $ball = $('#ball').stop().css({top:0,left:0}),
        stepDuration = (data.stop - data.start) * 1000/stops.length;
    
    $.each(stops,function f(k,v){
     // console.log(v)
      $ball.animate({
           left: v.left+'px', // 'easeInOutCirc'],
           top: [v.top+'px', 'ball']
      },stepDuration);
    
    })
    
}

$(document).ready(function(){
    
    $('#lyrics > span').replaceText(/(\w+)/g,'<span class="word">$1<\/span>' );
    $(document).bind('show.annotate',function(e,data){
        bouncyball(data);
    })
})
/*



$('#ball').animate({
     left: '-=50px', //, 'ball'],
     top: ['-=10px', 'ball'] 
}
,600)

*/